diff --git a/src/butil/third_party/symbolize/symbolize.cc b/src/butil/third_party/symbolize/symbolize.cc
index 80a8ce3d78..19649b3545 100644
--- a/src/butil/third_party/symbolize/symbolize.cc
+++ b/src/butil/third_party/symbolize/symbolize.cc
@@ -85,7 +85,7 @@ void BAIDU_WEAK InstallSymbolizeCallback(SymbolizeCallback callback) {
 
 static SymbolizeOpenObjectFileCallback g_symbolize_open_object_file_callback =
     NULL;
-void InstallSymbolizeOpenObjectFileCallback(
+void BAIDU_WEAK InstallSymbolizeOpenObjectFileCallback(
     SymbolizeOpenObjectFileCallback callback) {
   g_symbolize_open_object_file_callback = callback;
 }